Table 1.
Demographics of the propensity-matched cohort
| PD + HD | PD | d (%) | |
|---|---|---|---|
| (n = 608) | (n = 869) | ||
| Age | 59.3 (11.6) | 59.3 (13.0) | −0.1 |
| Sex (male) | 436 (71.7) | 618 (71.7) | 1.3 |
| Causes of ESRD | |||
| Glomerulonephritis | 247 (40.6) | 331 (38.0) | 5.2 |
| Diabetes mellitus | 191 (31.4) | 282 (32.5) | −2.2 |
| Hypertension | 73 (12.0) | 111 (12.8) | −2.3 |
| Others | 97 (16.0) | 145 (16.7) | −2.0 |
| PD vintage (years)a | 2.1 (1.0–4.1) | 2.1 (1.0–4.0) | 4.4 |
| Blood urea nitrogen (mg/dL) | 57.7 (14.4) | 58.2 (15.5) | −3.6 |
| Creatinine (mg/dL) | 11.4 (3.0) | 11.2 (3.1) | 7.3 |
| Urine volume (mL/day)a | 500 (100–915) | 500 (145–1000) | −8.0 |
| History of myocardial infarction | |||
| Yes | 44 (7.2) | 68 (7.8) | −2.2 |
| No | 508 (83.6) | 727 (83.7) | −0.3 |
| Unknown | 56 (9.2) | 74 (8.5) | 2.4 |
| History of haemorrhagic stroke | |||
| Yes | 12 (2.0) | 10 (1.2) | 6.6 |
| No | 542 (89.1) | 785 (90.3) | −3.9 |
| Unknown | 54 (8.9) | 74 (8.5) | 1.3 |
| History of ischaemic stroke | |||
| Yes | 59 (9.7) | 94 (10.8) | −3.7 |
| No | 496 (81.6) | 705 (81.1) | 1.2 |
| Unknown | 53 (8.7) | 70 (8.1) | 2.4 |
| History of limb amputation | |||
| Yes | 7 (1.2) | 8 (0.9) | 2.3 |
| No | 548 (90.1) | 792 (91.1) | −3.5 |
| Unknown | 53 (8.7) | 69 (7.9) | 2.8 |
The data were shown in number (%), mean (SD) or median (interquartile range).
a
Standardized differences were calculated after log-transformation.
PD + HD, combination of PD with once-weekly HD, d: standardized difference.